package designmode.design5;

import java.math.BigDecimal;

/**
 * 订单统计
 *
 * @author lfg
 * @version 1.0
 */
public interface OrderCount {

    /**
     * 订单总数
     */
    Long count(Object param);

    /**
     * 订单总金额
     */
    BigDecimal totalMoney(Object param);
}
